Home / 15,521.28-23,152.81-14,026.56

Finding the Fourth Proportional to 15,521.28, 23,152.81 and 14,026.56

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Solution

The fourth proportional to 15,521.28, 23,152.81 and 14,026.56 is: 20,923.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,521.28 : 23,152.81 = 14,026.56 : x
  2. Step 2: Convert to fraction form
    15,521.28/23,152.81 = 14,026.56/x
  3. Step 3: Cross multiply
    15,521.28x = 23,152.81 × 14,026.56
  4. Step 4: Simplify right side
    15,521.28x = 324,754,278.63
  5. Step 5: Solve for x
    x = 324,754,278.63/15,521.28
  6. Step 6: Final answer
    x = 20,923.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.